ath10k: fix napi_poll budget overflow

[Kalle Valo]

ryanhsu at qti.qualcomm.com wrote:

> From: Ryan Hsu <ryanhsu at qti.qualcomm.com>
> 
> In napi_poll, the budget number is used to control the amount of packets
> we should handle per poll to balance the resource in the system.
> 
> In the list of the amsdu packets reception, we check if there is budget
> count left and handle the complete list of the packets, that it will have
> chances the very last list will over the budget leftover.
> 
> So adding one more parameter - budget_left, this would help while
> traversing the list to avoid handling more than the budget given.
> 
> Reported-by: Andrey Ryabinin <aryabinin at virtuozzo.com>
> Fix-suggested-by: Igor Mitsyanko <igor.mitsyanko.os at quantenna.com>
> 
> Signed-off-by: Ryan Hsu <ryanhsu at qti.qualcomm.com>

Was there a bug report about this? I can add a link to that and maybe also
include the warning.

-- 
https://patchwork.kernel.org/patch/9916207/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches